Home / 8,683.71-11,979.77-5,852.91

Finding the Fourth Proportional to 8,683.71, 11,979.77 and 5,852.91

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Solution

The fourth proportional to 8,683.71, 11,979.77 and 5,852.91 is: 8,074.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,683.71 : 11,979.77 = 5,852.91 : x
  2. Step 2: Convert to fraction form
    8,683.71/11,979.77 = 5,852.91/x
  3. Step 3: Cross multiply
    8,683.71x = 11,979.77 × 5,852.91
  4. Step 4: Simplify right side
    8,683.71x = 70,116,515.63
  5. Step 5: Solve for x
    x = 70,116,515.63/8,683.71
  6. Step 6: Final answer
    x = 8,074.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.